How do I align the FocusONE's control knob? Ashley July 26, 2018 20:28 Follow Please check out our User's Manual video below to learn how to align the FocusONE's control knob! Related articles Why is there play on the knob of my FocusONE? Is something wrong? My Focus Module skips teeth and does not stop at macro or infinity. What can I do? Can I use a matte box with FocusONE? How do I assemble the Focus Module? Comments 0 comments Please sign in to leave a comment.